2103471766111 has 2 divisors, whose sum is σ = 2103471766112. Its totient is φ = 2103471766110.

The previous prime is 2103471766103. The next prime is 2103471766139. The reversal of 2103471766111 is 1116671743012.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2103471766111 - 2³ = 2103471766103 is a prime.

It is a super-2 number, since 2×2103471766111² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2103477766111) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1051735883055 + 1051735883056.

It is an arithmetic number, because the mean of its divisors is an integer number (1051735883056).

Almost surely, 2^{2103471766111} is an apocalyptic number.

2103471766111 is a deficient number, since it is larger than the sum of its proper divisors (1).

2103471766111 is an equidigital number, since it uses as much as digits as its factorization.

2103471766111 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 42336, while the sum is 40.

The spelling of 2103471766111 in words is "two trillion, one hundred three billion, four hundred seventy-one million, seven hundred sixty-six thousand, one hundred eleven".